General description Practical Electric Beard Cutter Fast Shaver Head is designed for easy installation and efficient performance. Made from sturdy metal and plastic materials, this replacement cutter bracket ensures smooth and exquisite workmanship for a reliable shaving experience. Technical specifications Item type: Electric replacement cutter bracket Compatible with models: 30B, 30S, 31B, 31S, 51B, 51S Compatible with all 51S models including: 5643, 5644, 5645, 5646, 5647, 5649, 5751, 5757, 5758 Model numbers: 8970, 8975, 8985, 8986, 8987, 8990, 8991, 8995, 8595, 8795, 8581, 8583, 8585, 8588, 8590, 8781, 8783, 8790, WF1s, 510, 550, 560, 570cc, 590cc, 530s-4, 550, 550s-3, 550s-4, 550cc-4, 560, 560s-3, 560s-4, 565cc-4, 570cc, 570cc-3, 570cc-4, 590cc, 590cc-3, 590cc-4, 8385 C&R, 8374, 8377 - Series 5, ContourPro Color: Silver Material: Plastic + Metal Installation Before installation, ensure to clean the area thoroughly. The cutter head is designed for easy installation, allowing